Gresham-Rockwood leans Democratic by roughly 24 points: about 62% of voters vote Democratic and 38% Republican.
About 46% of adults in Gresham-Rockwood typically vote, below the U.S. average of about 62%. Among adults in Gresham-Rockwood, ~28% vote Democratic, ~17% Republican, and ~55% don't vote. The map below shows estimated turnout by block group.
How Gresham-Rockwood compares
Among neighborhoods within 5 miles, Gresham-Rockwood leans more Democratic than 9 of 18 neighbors.
Gresham-Rockwood runs about 10 points more Democratic than Oregon as a whole.
Politics vary noticeably by block within Gresham-Rockwood. The southwest side is the most Democratic-leaning (D+29) and the northeast side is the least Democratic-leaning (D+17), a spread of about 12 points.
Why Gresham-Rockwood leans the way it does
Density, race composition, education, and family structure all sit close to their national averages in Gresham-Rockwood. The lean here lands roughly where demographic data alone would predict.
Walkability and Democratic lean
Places with a highly walkable street grid tend to lean Democratic; Gresham-Rockwood, Gresham, OR sits in the top quarter nationally on this measure. A walkable street grid does not change how people vote; it mostly reflects how urban a place is.
Why turnout in Gresham-Rockwood looks the way it does
Renters vote less often than owners. About 63% of households in Gresham-Rockwood rent, about 38 points above the U.S. average of 25%. Low high-school completion lines up with lower turnout, and about 74% of adults in Gresham-Rockwood have completed high school, below 92% of neighborhoods. Learn more about the findings and methodology on the political spectrum map.
Nearby Neighborhoods
- Gresham-North Gresham, Gresham, OR D+16
- Centennial, Portland, OR D+19
- Wilkes, Portland, OR D+28
- Gresham-Northwest, Gresham, OR D+24
- Gresham-North Central, Gresham, OR D+19
- Gresham-Southwest, Gresham, OR D+10
- Gresham-City Central, Gresham, OR D+35
- Argay, Portland, OR D+30
- Hazelwood-Mill Park, Portland, OR D+33
- Mill Park, Portland, OR D+31
Neighborhoods with Similar Populations
- Ludlow, Yonkers, NY D+31
- Martha Lake, Lynnwood, WA D+24
- Ocean Beach, San Diego, CA D+43
- University Place, Lincoln, NE D+13
- Dellview Area, San Antonio, TX D+24
- Dorchester Center, Boston, MA D+71
- Meadow Point, Wesley Chapel, FL R+5
- Cheswolde, Baltimore, MD D+9
- Seacliff, San Francisco, CA D+59
- Original Daly City, Daly City, CA D+40
Sources and methodology
Precinct-level voting records used to fit the model come from Oregon Secretary of State, Elections Division, distributed by the Voting and Election Science Team. Demographic inputs come from the U.S. Census Bureau (ACS 5-year estimates and the 2020 Decennial Census). Health and environmental inputs come from the CDC (PLACES and the Environmental Justice Index). Land cover comes from the USGS and EPA. Election-day and lead-up weather come from PRISM 4km daily grids and the NOAA Global Historical Climatology Network. Mail-voting and election-administration patterns come from the MIT Election Lab's Survey of the Performance of American Elections. Block-group crime detail comes from CrimeGrade. Internet data and modeling support provided by ISPreports.org.
Modeling and analysis by the BestNeighborhood data science team. Full methodology and findings: political spectrum map.
Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.